CN201779886U - Solar heat-collecting unit structure - Google Patents
Solar heat-collecting unit structure Download PDFInfo
- Publication number
- CN201779886U CN201779886U CN2010205346944U CN201020534694U CN201779886U CN 201779886 U CN201779886 U CN 201779886U CN 2010205346944 U CN2010205346944 U CN 2010205346944U CN 201020534694 U CN201020534694 U CN 201020534694U CN 201779886 U CN201779886 U CN 201779886U
- Authority
- CN
- China
- Prior art keywords
- heat
- tube
- storage element
- glass evacuated
- evacuated collector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S10/00—Solar heat collectors using working fluids
- F24S10/40—Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors
- F24S10/45—Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors the enclosure being cylindrical
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S60/00—Arrangements for storing heat collected by solar heat collectors
- F24S60/10—Arrangements for storing heat collected by solar heat collectors using latent heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S60/00—Arrangements for storing heat collected by solar heat collectors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
Abstract
The utility model discloses a solar heat-collecting unit structure which comprises a reflector and a heat collection and storage element; an all-glass evacuated collector tube is arranged on the outer layer of the heat collection and storage element; a composite phase-change thermal storage material is sealed in the all-glass evacuated collector tube; a U-shaped heat exchange tube for allowing a heat transfer medium to pass through or a heat tube for transferring the heat output is also arranged in the all-glass evacuated collector tube; the cross section of the reflector takes a composite parabola shape; and a high-temperature resistant selective heat-absorbing film layer is coated on the inner layer of the all-glass evacuated collector tube. The heat collection and storage element receives the focused sunlight radiant energy reflected by the reflector, then the sunlight radiant energy passes through the outer tube, the vacuum layer, the inner tube and the selective heat-absorbing film layer of the all-glass evacuated collector tube, finally, the heat energy is absorbed by the composite phase-change thermal storage material and stored in the composite phase-change thermal storage material, heat is transferred out through the U-shaped heat exchange tube or the heat tube as required, and the solar collectors of different sizes can be formed in a series-parallel connection manner.
Description
Technical field
The utility model relates to that a kind of collecting efficiency is high and safe in utilization, easy-to-install solar energy heating cellular construction.
Background technology
Along with the development of modern industry and society, human society is strengthened day by day for the dependence of the resource and the energy.And well-known, the tellurian resource and the energy are limited, so the effective of the resource and the energy utilized into matter of utmost importance, solar energy is the human the abundantest utilizable energy.
In recent years, solar water heater has entered huge numbers of families, and in the heat utilization of solar energy, key is that the radiant energy with the sun is converted to heat energy.Because solar energy relatively disperses, and must manage it is put together, so heat collector is the various key components of utilizing solar energy equipment.Solar water heater of the prior art comprises support, heat storage water tank and the vacuum heat collection pipe that connects water tank.After this vacuum heat absorbing pipe receives solar energy, utilize cold water than the heavy principle of hot water, and produce the phenomenon that cold water is dirty, hot water rises, and then make the liquid in the described vacuum heat absorbing pipe reach free convection circulation heating.The shortcoming of prior art is: owing to rely on the water in the heat storage water tank to store solar thermal energy for using, the heat storage water tank volume is big, Heavy Weight, cost height; All the time be full of water in vacuum tube and the water tank, seepage arranged easily, leaking causes damage, particularly cold district uses and have freeze proof hidden danger winter, even brings about great losses.
The utility model content
It is little that the technical problems to be solved in the utility model provides a kind of heat accumulation volume, heat accumulation temperature height, storage density greatly, do not leak hidden danger, collecting efficiency is high and safe in utilization, easy-to-install solar thermal collection system components and parts, can constitute the solar energy system of different scales, the object that satisfies different temperatures and heat uses.
The utility model solves described problem by the following technical solutions:
A kind of solar energy heating cellular construction, comprise refractive body and heat-collecting heat-storage element, described heat-collecting heat-storage element skin is an all-glass vacuum thermal-collecting tube, be sealed with composite phase-change heat-storage material in the described all-glass vacuum thermal-collecting tube, and U-shaped heat exchanger tube that passes through for heat-transfer working medium or the heat pipe that is used to conduct quantity of heat given up are set.
Further, the cross section of described refractive body is the compound parabolic wire; The internal layer of described all-glass vacuum thermal-collecting tube scribbles high temperature resistant selective heat-absorbing rete.
Further, described U-shaped heat exchanger tube is made of copper.
Solar energy heating cellular construction described in the utility model, owing to utilize the interior tube chamber of all glass vacuum heat collecting directly as the heat accumulation place, being transferred to need local by heat-transfer working medium when needing directly uses, can save or reduce the heat storage water tank of existing solar water heater and system, and owing to adopt phase-change heat-storage material, when the all-glass vacuum tube breakage appears, when leaking gas, falling problems such as film, not influencing complete machine and system uses, more can not cause the phenomenon such as icing of metalling run out, guarantee to use the security of solar energy; Owing to adopt compound parabolic wire refractive body, have spotlight effect more efficiently, the vacuum tube usage quantity is reduced, system simplification, simple installation further promotes temperature.
Description of drawings
With embodiment the utility model is described in further detail with reference to the accompanying drawings below.
Fig. 1 is the composition schematic diagram that solar energy heating cellular construction described in the utility model adopts the U-shaped heat exchanger tube;
Fig. 2 is an A-A view shown in Figure 1;
Fig. 3 is the detail of construction of the heat-collecting heat-storage element of employing U-shaped heat exchanger tube described in the utility model;
Fig. 4 is the detail of construction of the heat-collecting heat-storage element of employing heat pipe described in the utility model.
Among the figure:
1, refractive body; 2, heat-collecting heat-storage element; 3, all-glass vacuum thermal-collecting tube; 4, composite phase-change heat-storage material; 5, U-shaped heat exchanger tube; 6, mouth of pipe plug; 7, heat pipe.
The specific embodiment
As shown in Figure 1 to Figure 3, provided the composition structure chart that solar energy heating cellular construction described in the utility model adopts the U-shaped heat exchanger tube, it comprises refractive body 1 and heat-collecting heat-storage element 2, as shown in Figure 3, described heat-collecting heat-storage element 2 skins are all-glass vacuum thermal-collecting tube 3, all-glass vacuum thermal-collecting tube 3 adopts mouth of pipe plug 6 to seal at the mouth of pipe, be sealed with composite phase-change heat-storage material 4 in it, and be provided with the U-shaped heat exchanger tube 5 that passes through for heat-transfer working medium simultaneously, can feed the water that needs heating or conduction oil in the U-shaped heat exchanger tube 5 as required as heat-transfer working medium; For as much as possible the incident solar energy being absorbed, the compound parabolic shape is adopted in the cross section of described refractive body 1, and scribbles high-temperature-resistant selective heat absorption rete at the internal layer of described all-glass vacuum thermal-collecting tube 3.
For reaching better heat exchange effect, help the timely exchange of heat between heat-transfer working medium and the composite phase-change heat-storage material 4 simultaneously, described U-shaped heat exchanger tube 5 is made of copper.
The operation principle of solar energy heating cellular construction described in the utility model is: the solar radiation energy that described heat-collecting heat-storage element 2 receives through refractive body 1 reflect focalization, outer tube, vacuum layer, interior pipe selective absorption film by all-glass vacuum thermal-collecting tube 3, final heat energy is absorbed by composite phase-change heat-storage material 4 and is stored in wherein, is transferred to the place of needs when needing by the heat-transfer working medium in the U-shaped heat-transfer pipe 5; Composite phase-change heat-storage material is compared traditional vacuum tube and water tank heat accumulation, and its energy storage density is big, heat accumulation temperature height, and the solar thermal collector that can form different scales by connection in series-parallel, can make up the safety-type apparatus for heating water by solar energy easily, save heat storage water tank, simplied system structure.
As shown in Figure 4, provided another embodiment of solar energy heating cellular construction described in the utility model, it is transformed to heat pipe 7 with corresponding U-shaped heat exchanger tube 5, it can make full use of the Rapid Thermal hereditary property of heat-conduction principle and outside working medium, see through heat pipe the heat that stores in the composite phase-change heat-storage material 4 and absorb is delivered to rapidly in the water or conduction oil of outer flow warp, realize corresponding heating function.
Claims (4)
1. solar energy heating cellular construction, comprise refractive body (1) and heat-collecting heat-storage element (2), it is characterized in that: described heat-collecting heat-storage element (2) is outer to be all-glass vacuum thermal-collecting tube (3), be sealed with composite phase-change heat-storage material (4) in the described all-glass vacuum thermal-collecting tube (3), and be provided with U-shaped heat exchanger tube (5) that passes through for heat-transfer working medium or the heat pipe (7) that is used to conduct quantity of heat given up.
2. solar energy heating cellular construction according to claim 1 is characterized in that: the cross section of described refractive body (1) is the compound parabolic wire.
3. solar energy heating cellular construction according to claim 1 is characterized in that: the internal layer of described all-glass vacuum thermal-collecting tube (3) scribbles high-temperature-resistant selective heat absorption rete.
4. solar energy heating cellular construction according to claim 1 is characterized in that: described U-shaped heat exchanger tube (5) is made of copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205346944U CN201779886U (en) | 2010-09-19 | 2010-09-19 | Solar heat-collecting unit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205346944U CN201779886U (en) | 2010-09-19 | 2010-09-19 | Solar heat-collecting unit structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201779886U true CN201779886U (en) | 2011-03-30 |
Family
ID=43793097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205346944U Expired - Fee Related CN201779886U (en) | 2010-09-19 | 2010-09-19 | Solar heat-collecting unit structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201779886U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101963407A (en) * | 2010-09-19 | 2011-02-02 | 北京天普太阳能工业有限公司 | Solar energy collection modular construction |
| CN104534694A (en) * | 2015-01-13 | 2015-04-22 | 南京工业大学 | Anti-freezing type trough solar condensation heat collector system |
| CN104949354A (en) * | 2015-06-12 | 2015-09-30 | 上海海大技术转移有限公司 | Phase change heat storage type solar energy evacuated collector tube and solar water heater comprising phase change heat storage type solar energy evacuated collector tube |
| CN105571167A (en) * | 2016-01-05 | 2016-05-11 | 上海理工大学 | Focusing solar medium-temperature phase change heat accumulator |
-
2010
- 2010-09-19 CN CN2010205346944U patent/CN201779886U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101963407A (en) * | 2010-09-19 | 2011-02-02 | 北京天普太阳能工业有限公司 | Solar energy collection modular construction |
| CN104534694A (en) * | 2015-01-13 | 2015-04-22 | 南京工业大学 | Anti-freezing type trough solar condensation heat collector system |
| CN104949354A (en) * | 2015-06-12 | 2015-09-30 | 上海海大技术转移有限公司 | Phase change heat storage type solar energy evacuated collector tube and solar water heater comprising phase change heat storage type solar energy evacuated collector tube |
| CN104949354B (en) * | 2015-06-12 | 2017-03-22 | 上海海大技术转移有限公司 | Phase change heat storage type solar energy evacuated collector tube and solar water heater comprising phase change heat storage type solar energy evacuated collector tube |
| CN105571167A (en) * | 2016-01-05 | 2016-05-11 | 上海理工大学 | Focusing solar medium-temperature phase change heat accumulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110330 Termination date: 20130919 |